Seiko Prospex x Automatic ft. Samurai aka The Black Series (Limited Edition of 8,000 Pieces) Men Diver Round 200m Water Resistant Watch SRPH11K1 SRPH11 SRPH-11 SRPH-11K1 Discover the limited edition Seiko Prospex Black Series Samurai SRPH11K1. This 8,000-piece model features a fully blacked-out 43.8mm angular case, a black and grey bezel insert, and bold orange minute hand. Powered by the reliable 4R35 automatic movement with 200m water resistance and LumiBrite markers. Caliber Number / Movement 4R35 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 41 hours (+45 to -35 seconds per day) Crystal Hardlex crystal Luminous LumiBrite on hands, indexes and bezel Case / Band Material Stainless steel (hard coating) case with silicone band Water Resistance 200m / 660ft diver Case Size Thickness: 13.4 mm Diameter: 43.8 mm Length: 48.4 mm Lug width: 22.0 mm Other Specifications Seiko Prospex x Automatic ft. Samurai aka The Black Series (Limited Edition of 8,000 Pieces) LIMITED EDITION on the case back Serial number engraved on the case back Unidirectional rotating bezel Screw-down crown Screw case back 23 jewels Date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)